Home / 47,857.51-66,057.89-27,719.33

Finding the Fourth Proportional to 47,857.51, 66,057.89 and 27,719.33

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Solution

The fourth proportional to 47,857.51, 66,057.89 and 27,719.33 is: 38,261.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,857.51 : 66,057.89 = 27,719.33 : x
  2. Step 2: Convert to fraction form
    47,857.51/66,057.89 = 27,719.33/x
  3. Step 3: Cross multiply
    47,857.51x = 66,057.89 × 27,719.33
  4. Step 4: Simplify right side
    47,857.51x = 1,831,080,478.56
  5. Step 5: Solve for x
    x = 1,831,080,478.56/47,857.51
  6. Step 6: Final answer
    x = 38,261.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.